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11 Cards in this Set
- Front
- Back
Breaking forcefully when driving a combination unit vehicle may cause: |
Your wheels to lock up your vehicle to jack knife or skid. |
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The brakes tires and suspension of a combination unit work best when: |
The vehicle is loaded. |
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A jackknife occurs when: |
The power unit in vehicle it is towing form an angle of 90 degrees or less. |
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Anti-lock braking systems ( ABS ) are: |
Designed to help prevent wheel lock up caused by over braking on slippery road surfaces. |
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When stopping in an emergency with ABS brakes you should: |
Apply firm continuous pressure to the brake pedal. |
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An engine brake retarder is: |
More efficient at a higher engine RPM and in a lower transmission gear, restricted in residential areas. |
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When driving through large amounts of water on the roadway you should: |
Apply a slight constant pressure on the brakes. |
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To dry out your breaks during extremely wet conditions you should: |
Apply a slight pressure to the brakes for a short distance. |
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Runaway lanes are: |
Lanes designed to help slow and stop a vehicle if it's brakes fail. |
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in an ideal driving conditions passenger cars and light trucks should be at least how many seconds behind a vehicle they are following? |
2 seconds. |
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And ideal conditions a truck that is 17.6 long should be at least how many seconds behind the vehicle it is following? |
5 seconds |